[dpdk-dev] [PATCH 07/39] examples/l2fwd-event: move drain buffers to new function
Anoob Joseph
anoobj at marvell.com
Mon Jun 3 19:32:07 CEST 2019
Modularizing code to aid in smooth integration of eventmode.
Signed-off-by: Anoob Joseph <anoobj at marvell.com>
Signed-off-by: Lukasz Bartosik <lbartosik at marvell.com>
---
examples/l2fwd-event/l2fwd_worker.c | 34 ++++++++++++++++++++--------------
1 file changed, 20 insertions(+), 14 deletions(-)
diff --git a/examples/l2fwd-event/l2fwd_worker.c b/examples/l2fwd-event/l2fwd_worker.c
index 942b191..ebce5c1 100644
--- a/examples/l2fwd-event/l2fwd_worker.c
+++ b/examples/l2fwd-event/l2fwd_worker.c
@@ -76,6 +76,24 @@ print_stats(void)
printf("\n====================================================\n");
}
+static inline void
+l2fwd_drain_buffers(struct lcore_queue_conf *qconf)
+{
+ unsigned int i, sent;
+ unsigned int portid;
+ struct rte_eth_dev_tx_buffer *buffer;
+
+ for (i = 0; i < qconf->n_rx_port; i++) {
+
+ portid = l2fwd_dst_ports[qconf->rx_port_list[i]];
+ buffer = tx_buffer[portid];
+
+ sent = rte_eth_tx_buffer_flush(portid, 0, buffer);
+ if (sent)
+ port_statistics[portid].tx += sent;
+ }
+}
+
static void
l2fwd_mac_updating(struct rte_mbuf *m, unsigned int dest_portid)
{
@@ -116,14 +134,12 @@ l2fwd_main_loop(void)
{
struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
struct rte_mbuf *m;
- int sent;
unsigned int lcore_id;
uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc;
unsigned int i, j, portid, nb_rx;
struct lcore_queue_conf *qconf;
const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1)
/ US_PER_S * BURST_TX_DRAIN_US;
- struct rte_eth_dev_tx_buffer *buffer;
prev_tsc = 0;
timer_tsc = 0;
@@ -156,18 +172,8 @@ l2fwd_main_loop(void)
diff_tsc = cur_tsc - prev_tsc;
if (unlikely(diff_tsc > drain_tsc)) {
- for (i = 0; i < qconf->n_rx_port; i++) {
-
- portid =
- l2fwd_dst_ports[qconf->rx_port_list[i]];
- buffer = tx_buffer[portid];
-
- sent = rte_eth_tx_buffer_flush(portid, 0,
- buffer);
- if (sent)
- port_statistics[portid].tx += sent;
-
- }
+ /* Drain buffers */
+ l2fwd_drain_buffers(qconf);
/* if timer is enabled */
if (timer_period > 0) {
--
2.7.4
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